<template>
  <section class="loginContainer">
    <div class="loginInner">
      <div class="login_header">
        <h2 class="login_logo">硅谷外卖</h2>
        <div class="login_header_title">
          <a href="javascript:;" :class="{on:isWay}" @click="isWay=true">短信登录</a>
          <a href="javascript:;" :class="{on:!isWay}" @click="isWay=false">密码登录</a>
        </div>
      </div>
      <div class="login_content">
        <form>
          <div :class="{on:isWay}">
            <section class="login_message">
              <input type="tel" maxlength="11" placeholder="手机号" v-model="phone" />
              <button
                :disabled="!isRightPhone"
                class="get_verification"
                @click.prevent="getCode"
                :class="{black:isRightPhone}"
              >{{computedTime>0?`还剩${computedTime}s`:'获取验证码'}}</button>
            </section>
            <section class="login_verification">
              <input type="tel" maxlength="8" placeholder="验证码" v-model="code" />
            </section>
            <section class="login_hint">
              温馨提示：未注册硅谷外卖帐号的手机号，登录时将自动注册，且代表已同意
              <a href="javascript:;">《用户服务协议》</a>
            </section>
          </div>
          <div :class="{on:!isWay}">
            <section>
              <section class="login_message">
                <input type="tel" maxlength="11" placeholder="手机/邮箱/用户名" v-model="name" />
              </section>
              <section class="login_verification">
                <input
                  type="password"
                  maxlength="8"
                  placeholder="密码"
                  v-model="pwd"
                  v-if="!isRightPwd"
                />
                <input type="text" maxlength="8" placeholder="密码" v-model="pwd" v-else />
                <div
                  class="switch_button"
                  :class="isRightPwd?'on':'off'"
                  @click="isRightPwd=!isRightPwd"
                >
                  <div class="switch_circle" :class="{right:isRightPwd}"></div>
                  <span class="switch_text">{{isRightPwd?'abc':'...'}}</span>
                </div>
              </section>
              <section class="login_message">
                <input type="text" maxlength="11" placeholder="验证码" v-model="captcha" />
                <img
                  class="get_verification"
                  src="http://localhost:4000/captcha"
                  alt="captcha"
                  @click="getCaptcha"
                />
              </section>
            </section>
          </div>
          <button class="login_submit" @click.prevent="login">登录</button>
        </form>
        <a href="javascript:;" class="about_us">关于我们</a>
      </div>
      <a href="javascript:" class="go_back" @click="$router.back()">
        <i class="iconfont icon-jiantou2"></i>
      </a>
    </div>
    <AlertTip :alertText="msg" v-show="showAlert" @closeTip="closeTip"></AlertTip>
  </section>
</template>

<script>
import { reqSendCode, reqSmsLogin, reqPwdLogin } from "../../api/index";
// import { MessageBox } from 'mint-ui';
import AlertTip from '../../components/AlertTip/AlertTip'
export default {
  props: {},
  data() {
    return {
      isWay: true,
      // 切换手机号登陆还是账号密码登录
      // true表示手机号登录  false表示密码登录
      phone: "", //手机号
      code: "", //手机号短信验证码
      name: "", //用户名
      pwd: "", //用户名密码
      captcha: "", //图形验证码
      computedTime: 0, //计算时间
      isRightPwd: false, //切换密码是否可以看到
      msg:'',//消息提示
      showAlert:false,//控制弹窗打开与关闭
    };
  },
  computed: {
    isRightPhone() {
      // 判断是不是输入了正确的手机号
      return /^1|\{10}$/.test(this.phone);
    }
  },
  created() {},
  mounted() {
    this.name=''
    this.pwd = ''
  },
  watch: {},
  methods: {
    // 打开弹窗
    showArt(text) {
      // alert(1)
      this.showAlert = true
      this.msg = text
    },
    // 关闭弹窗
    closeTip() {
      this.showAlert = false
    },
    // 1 获取手机短信验证码
    async getCode() {
      // 先判断一下倒计时是不是正在运行 如果computedTime==0 表示停止
      if (!this.computedTime) {
        this.computedTime = 30;
        this.IntervalId = setInterval(() => {
          this.computedTime--;
          if (this.computedTime <= 0) {
            clearInterval(this.IntervalId);
          }
        }, 1000);
        // 发送ajax请求 获取到验证码
        let result = await reqSendCode(this.phone);
        if (result.code == 1) {
          console.log(result.msg);
        }
      }
    },
    // 2 获取图形验证码
    getCaptcha(event) {
      // 服务器缓存
      event.target.src = "http://localhost:4000/captcha?time=" + Date.now();
    },
    // 3 登录提交事件
    async login() {
      // MessageBox('提示', '操作成功');
      let result
      // 3.1 先要判断登录方式
      let { isWay, phone, code } = this;
      if (isWay) {
        //表示手机号登录
        if (!phone) {
          // alert("手机号不能为空");
          this.showArt("手机号不对")
          return;
        }
        if (!code) {
          // alert("验证码错误");
          this.showArt("验证码错误")
          return;
        }
        result = await reqSmsLogin(phone, code);
        // console.log(result);
      } else {
        //用户名密码登录
        let { name, pwd, captcha } = this;
        if (!name) {
          // alert("用户名不能为空");
          this.showArt("用户名不能为空")
          return;
        }
        if (!pwd) {
          // alert("密码错误");
          this.showArt("密码错误")
          return;
        }
        if (!captcha) {
          // alert(验证码错误);
          this.showArt("图形验证码错误")
          return;
        }
        result = await reqPwdLogin({ name, pwd, captcha });
        // console.log(result);
      }
      if(result.code==0){
        // 获取到结果后的后续处理
        let userInfo = result.data
        this.$store.dispatch("recordUser",userInfo);
        this.$router.replace("/profile");
      }
    }
  },
  components: {
    AlertTip
  }
};
</script>

<style scoped lang='stylus' >
@import '../../common/stylus/mixins.styl'
.loginContainer
  width 100%
  height 100%
  background #fff
  .loginInner
    padding-top 60px
    width 80%
    margin 0 auto
    .login_header
      .login_logo
        font-size 40px
        font-weight bold
        color #02a774
        text-align center
      .login_header_title
        padding-top 40px
        text-align center
        >a
          color #333
          font-size 14px
          padding-bottom 4px
          &:first-child
            margin-right 40px
          &.on
            color #02a774
            font-weight 700
            border-bottom 2px solid #02a774
    .login_content
      >form
        >div
          display none
          &.on
            display block
          input
            width 100%
            height 100%
            padding-left 10px
            box-sizing border-box
            border 1px solid #ddd
            border-radius 4px
            outline 0
            font 400 14px Arial
            &:focus
              border 1px solid #02a774
          .login_message
            position relative
            margin-top 16px
            height 48px
            font-size 14px
            background #fff
            .get_verification
              position absolute
              top 50%
              right 10px
              transform translateY(-50%)
              border 0
              color #ccc
              font-size 14px
              background transparent
              &.black
                color black
          .login_verification
            position relative
            margin-top 16px
            height 48px
            font-size 14px
            background #fff
            .switch_button
              font-size 12px
              border 1px solid #ddd
              border-radius 8px
              transition background-color 0.3s, border-color 0.3s
              padding 0 6px
              width 30px
              height 16px
              line-height 16px
              color #fff
              position absolute
              top 50%
              right 10px
              transform translateY(-50%)
              &.off
                background #fff
                .switch_text
                  float right
                  color #ddd
              &.on
                background #02a774
              >.switch_circle
                // transform translateX(27px)
                position absolute
                top -1px
                left -1px
                width 16px
                height 16px
                border 1px solid #ddd
                border-radius 50%
                background #fff
                box-shadow 0 2px 4px 0 rgba(0, 0, 0, 0.1)
                transition transform 0.3s
                &.right
                  transform translateX(27px)
          .login_hint
            margin-top 12px
            color #999
            font-size 14px
            line-height 20px
            >a
              color #02a774
        .login_submit
          display block
          width 100%
          height 42px
          margin-top 30px
          border-radius 4px
          background #4cd96f
          color #fff
          text-align center
          font-size 16px
          line-height 42px
          border 0
      .about_us
        display block
        font-size 12px
        margin-top 20px
        text-align center
        color #999
    .go_back
      position absolute
      top 5px
      left 5px
      width 30px
      height 30px
      >.iconfont
        font-size 20px
        color #999
</style>
